Mainframe Modernization and Migration Services and Solutions | HCLTech

Mainframe Modernization and Migration


HCLTech’s approach to mainframe modernization is centered on the following dimensions:

Business capability first view – FENIX 2.0, an industry aligned execution framework, helps enterprises prioritize and reimagine their core and non-core business capabilities to realize their modernization objectives.

Incremental Modernization – HCLTech’s ADvantage Modernize methodology takes an incremental approach to modernization enabling a risk-free approach and minimal disruption to business operations while ensuring functional parity in a connected ecosystem.

HCLTech’s biggest strength, when it comes to mainframe modernization, is our ability to integrate several distinct capabilities formed over decades of experience. Our propositions are powered by unique automation solutions that are curated for best ROI and assurance for success.



Tool for taking stock of a given mainframe source Inventory and to find the relationship and dependencies between components and assist with the business rule extraction (BRE) process of a given suite of components.

ADvantage Cloud

Accelerates modernization and migration of an application to cloud native architecture & containers.

ADvantage Code

HCLTech’s low code platform to help build cloud native applications.


Data modernization and migration from legacy to modern cloud native database.

Automated Technology Modernization Accelerator

Accelerates modernization of applications from various mainframe and midrange technology platforms such as IBM COBOL, JCL, PL/1, Natural, RPG etc. to modern stacks (Java or .NET with Angular UI) through automated transpilation.




Enhancing the current platform and increasing the value of the assets. Treatments include performance optimization, MIPS reduction, in-place modernization, technology upgrade,, and zIIP offload.


Application Re-hosting

Porting applications to x86 emulator platforms.


Application Migration

Migrate to a modern platform stack on cloud with the underlying technology stack (application and databases) re-platformed.


Application Transformation

Value chain transformation with rebuilding the application using cloud native paradigm or replacing the underlying mainframe application capability with SaaS solutions.